Home / 14,518,109.48-20,023,800.43-9,014,742.68

Finding the Fourth Proportional to 14,518,109.48, 20,023,800.43 and 9,014,742.68

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Solution

The fourth proportional to 14,518,109.48, 20,023,800.43 and 9,014,742.68 is: 12,433,396.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,518,109.48 : 20,023,800.43 = 9,014,742.68 : x
  2. Step 2: Convert to fraction form
    14,518,109.48/20,023,800.43 = 9,014,742.68/x
  3. Step 3: Cross multiply
    14,518,109.48x = 20,023,800.43 × 9,014,742.68
  4. Step 4: Simplify right side
    14,518,109.48x = 180,509,408,307,049.62
  5. Step 5: Solve for x
    x = 180,509,408,307,049.62/14,518,109.48
  6. Step 6: Final answer
    x = 12,433,396.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.